When shall we go to watch the basketball match in the sports centre— we the work tomorrow.
It is along time _______they separated, but it won’t be long ____ they meet again.
Mr Harris apologized ______ the children ______ thelady ______ what they had done.
alking of travel, have you ever been to Chicago— Yes. I _____ it twice while I was working in the US.
_________ is known to all, he is good at English